.nav-bar {
    margin-top: 0;
    margin-bottom: 0;
    padding-left: 0;
    list-style: none;
    display: flex;
    text-align: center;
    background-color: #fff;
    border-bottom: 1px solid #e5e5e5;
  }
  .nav-bar li {
    flex: 1;
    border-right: 1px solid #e5e5e5;
  }
  .nav-bar a {
    display: block;
    color: #333;
    padding: 10px;
    text-decoration: none;
  }
  .nav-bar .source {
    font-size: 12px;
    padding: 10px;
    border-right: 0 none;
  }